+2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
+ 2^32-1 or more times unless flag_unsafe_loop_optimizations.
+
+ * loop-iv.c (determine_max_iter): Moved in front of its sole user.
+
+2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
+ (fold_builtin_1): Use them.
+ * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
+ BUILT_IN_SIGNIFICAND.
+
+2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (bdesc_1arg): Initialize
+ IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
+ "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
+ (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
+ and IX86_BUILTIN_MOVSLDUP.
+
+2007-02-22 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/30841
+ * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
+
+2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_frexp): New.
+ (fold_builtin_2): Use it.
+
+2007-02-22 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (Spec Files): Document getenv spec function.
+
+ * gcc.c (getenv_spec_function): New function.
+ (static_spec_functions): Add it.
+ * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
+ (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
+ header files.
+
2007-02-22 Michael Matz <matz@suse.de
PR c++/29433